2240451904 has 28 divisors (see below), whose sum is σ = 4485255444. Its totient is φ = 1110308864.

The previous prime is 2240451893. The next prime is 2240451943. The reversal of 2240451904 is 4091540422.

It can be written as a sum of positive squares in 2 ways, for example, as 16386304 + 2224065600 = 4048^2 + 47160^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147667 + ... + 162130.

Almost surely, 2^2240451904 is an apocalyptic number.

It is an amenable number.

2240451904 is an abundant number, since it is smaller than the sum of its proper divisors (2244803540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2240451904 is a wasteful number, since it uses less digits than its factorization.

2240451904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309922 (or 309912 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2240451904 is about 47333.4121313898. The cubic root of 2240451904 is about 1308.5145067275.

The spelling of 2240451904 in words is "two billion, two hundred forty million, four hundred fifty-one thousand, nine hundred four".